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Úspěšné create database

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This commit is contained in:
kankys 2024-09-24 17:48:46 +02:00
parent 8bea73bdd6
commit 5721707bda
3 changed files with 74 additions and 16 deletions
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12
www2databaze/database.php Normal file
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@ -0,0 +1,12 @@
<?php
$db_host = "127.0.0.1";
$db_user = "kankys.jr";
$db_password = "Heslo123";
$db_name = "skola";
$connection = mysqli_connect($db_host, $db_user, $db_password, $db_name);
if (mysqli_connect_error()) {
echo mysqli_connect_error();
exit();
}
?>

49
www2databaze/jeden-zak.php Normal file
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@ -0,0 +1,49 @@
<?php
global $connection;
require "database.php";
if (isset($_GET["id"]) and is_numeric($_GET["id"])) {
$sql = "SELECT * FROM student WHERE id = ". $_GET["id"];
$result = mysqli_query($connection, $sql);
if ($result === false) {
echo mysgli_error($connection);
} else {
$students = mysqli_fetch_assoc($result);
}
}
?>
<!DOCTYPE html>
<html lang="cs">
<head>
<meta charset="UTF-8">
<meta http-equiv="X-UA-Compatible" content="IE=edge">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>Document</title>
</head>
<body>
<header>
<h1>Informace o žákovi</h1>
</header>
<main>
<section>
<?php if ($students === null): ?>
<p>Žák nenalezen</p>
<?php else : ?>
<h2><?php echo $students["first_name"]. " " .$students["second_name"] ?></h2>
<p>Věk: <?php echo $students["age"] ?></p>
<p>Dodatečné informace: <?= $students["life"] ?></p>
<p>Kolej: <?= $students["collage"] ?></p>
<?php endif ?>
</section>
</main>
<footer>
</footer>
</body>
</html>

29
www2databaze/zaci.php
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@ -1,23 +1,19 @@
<?php <?php
$db_host = "127.0.0.1"; global $connection;
$db_user = "kankys.jr"; require "database.php";
$db_password = "Heslo123";
$db_name = "skola";
$connection = mysqli_connect($db_host, $db_user, $db_password, $db_name);
if (mysqli_connect_error()) {
echo mysqli_connect_error();
exit();
}
//echo "Úspěšné přihlášení do databáze";
$sql = "SELECT * FROM student"; $sql = "SELECT * FROM student";
//echo "<br>";
$result = mysqli_query($connection, $sql); $result = mysqli_query($connection, $sql);
//var_dump($result);
//echo "<br>"; if ($result === false) {
$students = mysqli_fetch_all($result, MYSQLI_ASSOC); echo mysgli_error($connection);
} else {
$students = mysqli_fetch_all($result, MYSQLI_ASSOC);
}
//var_dump($students); //var_dump($students);
?> ?>
@ -41,6 +37,7 @@ $students = mysqli_fetch_all($result, MYSQLI_ASSOC);
<ul> <ul>
<?php foreach ($students as $one_student): ?> <?php foreach ($students as $one_student): ?>
<li><?php echo $one_student["first_name"]. " " .$one_student["second_name"] ?></li> <li><?php echo $one_student["first_name"]. " " .$one_student["second_name"] ?></li>
<a href="jeden-zak.php?id=<?= $one_student['id'] ?>">Více informací</a>
<?php endforeach; ?> <?php endforeach; ?>
</ul> </ul>